From 1772c0a7232789e6eeb0caa78fe630fab899522d Mon Sep 17 00:00:00 2001 From: Nicolas Fort Date: Thu, 7 Sep 2023 20:30:50 +0000 Subject: T4072: add firewall bridge filtering. First implementation only applies for forward chain and few matchers. Should be extended in the future. --- smoketest/scripts/cli/test_firewall.py | 43 +++++++++++++++++++++++++++--- smoketest/scripts/cli/test_policy_route.py | 4 +-- 2 files changed, 41 insertions(+), 6 deletions(-) (limited to 'smoketest/scripts') diff --git a/smoketest/scripts/cli/test_firewall.py b/smoketest/scripts/cli/test_firewall.py index ee6ccb710..92fe322ce 100755 --- a/smoketest/scripts/cli/test_firewall.py +++ b/smoketest/scripts/cli/test_firewall.py @@ -274,8 +274,8 @@ class TestFirewall(VyOSUnitTestSHIM.TestCase): ['meta l4proto gre', f'oifname != "{interface}"', 'drop'], ['meta l4proto icmp', f'ct mark {mark_hex}', 'return'], ['chain NAME_smoketest'], - ['saddr 172.16.20.10', 'daddr 172.16.10.10', 'log prefix "[smoketest-1-A]" log level debug', 'ip ttl 15', 'accept'], - ['tcp flags syn / syn,ack', 'tcp dport 8888', 'log prefix "[smoketest-2-R]" log level err', 'ip ttl > 102', 'reject'], + ['saddr 172.16.20.10', 'daddr 172.16.10.10', 'log prefix "[ipv4-NAM-smoketest-1-A]" log level debug', 'ip ttl 15', 'accept'], + ['tcp flags syn / syn,ack', 'tcp dport 8888', 'log prefix "[ipv4-NAM-smoketest-2-R]" log level err', 'ip ttl > 102', 'reject'], ['log prefix "[smoketest-default-D]"','smoketest default-action', 'drop'] ] @@ -331,7 +331,7 @@ class TestFirewall(VyOSUnitTestSHIM.TestCase): [f'meta l4proto tcp','queue to 3'], [f'meta l4proto udp','queue flags bypass,fanout to 0-15'], [f'chain NAME_{name}'], - ['ip length { 64, 512, 1024 }', 'ip dscp { 0x11, 0x34 }', f'log prefix "[{name}-6-A]" log group 66 snaplen 6666 queue-threshold 32000', 'accept'], + ['ip length { 64, 512, 1024 }', 'ip dscp { 0x11, 0x34 }', f'log prefix "[ipv4-NAM-{name}-6-A]" log group 66 snaplen 6666 queue-threshold 32000', 'accept'], ['ip length 1-30000', 'ip length != 60000-65535', 'ip dscp 0x03-0x0b', 'ip dscp != 0x15-0x19', 'accept'], [f'log prefix "[{name}-default-D]"', 'drop'] ] @@ -412,7 +412,7 @@ class TestFirewall(VyOSUnitTestSHIM.TestCase): ['type filter hook output priority filter; policy drop;'], ['meta l4proto gre', f'oifname "{interface}"', 'return'], [f'chain NAME6_{name}'], - ['saddr 2002::1', 'daddr 2002::1:1', 'log prefix "[v6-smoketest-1-A]" log level crit', 'accept'], + ['saddr 2002::1', 'daddr 2002::1:1', 'log prefix "[ipv6-NAM-v6-smoketest-1-A]" log level crit', 'accept'], [f'"{name} default-action drop"', f'log prefix "[{name}-default-D]"', 'drop'] ] @@ -526,6 +526,41 @@ class TestFirewall(VyOSUnitTestSHIM.TestCase): self.verify_nftables_chain([['accept']], 'raw', 'FW_CONNTRACK') self.verify_nftables_chain([['return']], 'ip6 raw', 'FW_CONNTRACK') + def test_bridge_basic_rules(self): + name = 'smoketest' + interface_in = 'eth0' + mac_address = '00:53:00:00:00:01' + vlan_id = '12' + vlan_prior = '3' + + self.cli_set(['firewall', 'bridge', 'name', name, 'default-action', 'accept']) + self.cli_set(['firewall', 'bridge', 'name', name, 'enable-default-log']) + self.cli_set(['firewall', 'bridge', 'name', name, 'rule', '1', 'action', 'accept']) + self.cli_set(['firewall', 'bridge', 'name', name, 'rule', '1', 'source', 'mac-address', mac_address]) + self.cli_set(['firewall', 'bridge', 'name', name, 'rule', '1', 'inbound-interface', 'interface-name', interface_in]) + self.cli_set(['firewall', 'bridge', 'name', name, 'rule', '1', 'log', 'enable']) + self.cli_set(['firewall', 'bridge', 'name', name, 'rule', '1', 'log-options', 'level', 'crit']) + + self.cli_set(['firewall', 'bridge', 'forward', 'filter', 'default-action', 'drop']) + self.cli_set(['firewall', 'bridge', 'forward', 'filter', 'rule', '1', 'action', 'accept']) + self.cli_set(['firewall', 'bridge', 'forward', 'filter', 'rule', '1', 'vlan', 'id', vlan_id]) + self.cli_set(['firewall', 'bridge', 'forward', 'filter', 'rule', '2', 'action', 'jump']) + self.cli_set(['firewall', 'bridge', 'forward', 'filter', 'rule', '2', 'jump-target', name]) + self.cli_set(['firewall', 'bridge', 'forward', 'filter', 'rule', '2', 'vlan', 'priority', vlan_prior]) + + self.cli_commit() + + nftables_search = [ + ['chain VYOS_FORWARD_filter'], + ['type filter hook forward priority filter; policy drop;'], + [f'vlan id {vlan_id}', 'accept'], + [f'vlan pcp {vlan_prior}', f'jump NAME_{name}'], + [f'chain NAME_{name}'], + [f'ether saddr {mac_address}', f'iifname "{interface_in}"', f'log prefix "[bri-NAM-{name}-1-A]" log level crit', 'accept'] + ] + + self.verify_nftables(nftables_search, 'bridge vyos_filter') + def test_source_validation(self): # Strict self.cli_set(['firewall', 'global-options', 'source-validation', 'strict']) diff --git a/smoketest/scripts/cli/test_policy_route.py b/smoketest/scripts/cli/test_policy_route.py index d9b64544a..118b1d3a2 100755 --- a/smoketest/scripts/cli/test_policy_route.py +++ b/smoketest/scripts/cli/test_policy_route.py @@ -250,7 +250,7 @@ class TestPolicyRoute(VyOSUnitTestSHIM.TestCase): ['meta l4proto udp', 'drop'], ['tcp flags syn / syn,ack', 'meta mark set ' + mark_hex], ['ct state new', 'tcp dport 22', 'ip saddr 198.51.100.0/24', 'ip ttl > 2', 'meta mark set ' + mark_hex], - ['meta l4proto icmp', 'log prefix "[smoketest-4-A]"', 'icmp type echo-request', 'ip length { 128, 1024-2048 }', 'meta pkttype other', 'meta mark set ' + mark_hex], + ['meta l4proto icmp', 'log prefix "[ipv4-route-smoketest-4-A]"', 'icmp type echo-request', 'ip length { 128, 1024-2048 }', 'meta pkttype other', 'meta mark set ' + mark_hex], ['ip dscp { 0x29, 0x39-0x3b }', 'meta mark set ' + mark_hex] ] @@ -262,7 +262,7 @@ class TestPolicyRoute(VyOSUnitTestSHIM.TestCase): ['meta l4proto udp', 'drop'], ['tcp flags syn / syn,ack', 'meta mark set ' + mark_hex], ['ct state new', 'tcp dport 22', 'ip6 saddr 2001:db8::/64', 'ip6 hoplimit > 2', 'meta mark set ' + mark_hex], - ['meta l4proto ipv6-icmp', 'log prefix "[smoketest6-4-A]"', 'icmpv6 type echo-request', 'ip6 length != { 128, 1024-2048 }', 'meta pkttype multicast', 'meta mark set ' + mark_hex], + ['meta l4proto ipv6-icmp', 'log prefix "[ipv6-route6-smoketest6-4-A]"', 'icmpv6 type echo-request', 'ip6 length != { 128, 1024-2048 }', 'meta pkttype multicast', 'meta mark set ' + mark_hex], ['ip6 dscp != { 0x0e-0x13, 0x3d }', 'meta mark set ' + mark_hex] ] -- cgit v1.2.3